<?php

/*
 * This file is part of SwiftMailer. (c) 2004-2009 Chris Corbyn For the full copyright and license information, please view the LICENSE file that was distributed with this source code.
 */

/**
 * Observes changes in an Mime entity's character set.
 * 
 * @package Swift
 * @subpackage Mime
 * @author Chris Corbyn
 */
interface Swift_Mime_CharsetObserver {
	/**
	 * Notify this observer that the entity's charset has changed.
	 * 
	 * @param string $charset        	
	 */
	public function charsetChanged($charset);
}
